Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Orthogonal electrogram sensing.

B N Goldreyer, M Knudson, D S Cannom

    Pacing and Clinical Electrophysiology : PACE
    |March 1, 1983
    PubMed
    Summary
    This summary is machine-generated.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Achievement of Target Gain Larger than Unity in an Inertial Fusion Experiment.

    Physical review letters·2024
    Same author

    Lawson Criterion for Ignition Exceeded in an Inertial Fusion Experiment.

    Physical review letters·2022
    Same author

    Dynamic compression of dense oxide (Gd3Ga5O12) from 0.4 to 2.6 TPa: Universal Hugoniot of fluid metals.

    Scientific reports·2016
    Same author

    Emotional stressors trigger cardiovascular events.

    International journal of clinical practice·2012
    Same author

    American College of Cardiology key data elements and definitions for measuring the clinical management and outcomes of patients with acute coronary syndromes. A report of the American College of Cardiology Task Force on Clinical Data Standards (Acute Coronary Syndromes Writing Committee).

    Journal of the American College of Cardiology·2001
    Same author

    Comparison of dilated cardiomyopathy and coronary artery disease in patients with life-threatening ventricular arrhythmias: Differences in presentation and outcome in the AVID registry.

    American heart journal·2001
    Same journal

    A Case of Permanent Pacemaker Implantation via the Epicardial Approach Using the 3830 Lead in an 11-Day-Old Neonate (With Follow-Up of the Above Case).

    Pacing and clinical electrophysiology : PACE·2026
    Same journal

    Cryoballoon Versus Radiofrequency Ablation for Persistent Atrial Fibrillation: Meta-Analysis of Randomized Trials.

    Pacing and clinical electrophysiology : PACE·2026
    Same journal

    Tilt Test Duration in Suspected Vasovagal Syncope: Temporal Patterns and Diagnostic Yield in Patients From Central China.

    Pacing and clinical electrophysiology : PACE·2026
    Same journal

    Combined Leadless Pacing and Subcutaneous ICD Therapy in Long QT Syndromes.

    Pacing and clinical electrophysiology : PACE·2026
    Same journal

    Association of Anesthesia Modality With Procedural Parameters and Clinical Outcomes in PVI for Atrial Fibrillation.

    Pacing and clinical electrophysiology : PACE·2026
    Same journal

    Zero-Fluoroscopy Cryoballoon Ablation for Paroxysmal Atrial Fibrillation in a Patient With Dextrocardia: A Case Report.

    Pacing and clinical electrophysiology : PACE·2026
    See all related articles

    A novel noncontact sensing system for pacemakers shows promise. This technology improves electrogram sensing accuracy in both the atrium and ventricle, potentially reducing sensing errors common with current devices.

    Area of Science:

    • Biomedical Engineering
    • Cardiovascular Technology
    • Implantable Electronic Devices

    Background:

    • Intracardiac electrogram sensing is crucial for demand pacing systems.
    • Significant sensing issues, including under- and over-sensing, affect nearly 50% of unipolar pulse generators, with atrial sensing problems being more frequent.

    Purpose of the Study:

    • To evaluate a novel dedicated sensor for intracardiac electrogram sensing.
    • To assess the sensor's performance at both atrial and ventricular levels.
    • To determine if the sensor can overcome limitations of current sensing technologies.

    Main Methods:

    • A unique sensor with noncontacting, circumferentially placed orthogonal electrodes was utilized.
    • The sensor was tested for electrogram recording at both atrial and ventricular sites.

    Related Experiment Videos

  • Performance was compared to traditional contacting electrodes.

    • Main Results:

    • The noncontact sensor recorded electrograms with voltages comparable to contacting electrodes.
    • The system demonstrated complete far-field rejection of signals from the opposite cardiac chamber.
    • Orthogonal electrograms facilitated activation sequencing and capture verification.

    Conclusions:

    • This noncontact sensing technology offers a potential solution to common sensing problems in pacemaker systems.
    • The sensor's ability to reject far-field signals and provide detailed electrogram information is advantageous.
    • Further investigation may lead to improved pacemaker functionality and patient outcomes.